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fix to PDT+bug 32022; r=harish, rickg, markA, troy; a=jar

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This commit is contained in:
rickg%netscape.com 2000-03-17 04:12:17 +00:00
parent 078ee91429
commit c5e420c645
6 changed files with 278 additions and 136 deletions
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51
htmlparser/src/CParserContext.cpp
View File

@ -25,6 +25,7 @@
#include "nsToken.h"
MOZ_DECL_CTOR_COUNTER(CParserContext);
/**
* Your friendly little constructor. Ok, it's not the friendly, but the only guy
* using it is the parser.
@ -33,7 +34,12 @@ MOZ_DECL_CTOR_COUNTER(CParserContext);
* @param aKey
* @param aListener
*/
CParserContext::CParserContext(nsScanner* aScanner,void* aKey,nsIStreamObserver* aListener,PRBool aCopyUnused) :
CParserContext::CParserContext(nsScanner* aScanner,
void *aKey,
nsIStreamObserver* aListener,
nsIDTD *aDTD,
eAutoDetectResult aStatus,
PRBool aCopyUnused) :
mSourceType()
//,mTokenDeque(gTokenDeallocator)
{
@ -45,9 +51,10 @@ CParserContext::CParserContext(nsScanner* aScanner,void* aKey,nsIStreamObserver*
mListener=aListener;
NS_IF_ADDREF(mListener);
mParseMode=eParseMode_unknown;
mAutoDetectStatus=eUnknownDetect;
mAutoDetectStatus=aStatus;
mTransferBuffer=0;
mDTD=0;
mDTD=aDTD;
NS_IF_ADDREF(mDTD);
mTransferBufferSize=eTransferBufferSize;
mParserEnabled=PR_TRUE;
mStreamListenerState=eNone;
@ -56,6 +63,41 @@ CParserContext::CParserContext(nsScanner* aScanner,void* aKey,nsIStreamObserver*
mCopyUnused=aCopyUnused;
}
/**
* Your friendly little constructor. Ok, it's not the friendly, but the only guy
* using it is the parser.
* @update gess7/23/98
* @param aScanner
* @param aKey
* @param aListener
*/
CParserContext::CParserContext(const CParserContext &aContext) :
mSourceType(aContext.mSourceType)
//,mTokenDeque(gTokenDeallocator)
{
MOZ_COUNT_CTOR(CParserContext);
mScanner=aContext.mScanner;
mKey=aContext.mKey;
mPrevContext=0;
mListener=aContext.mListener;
NS_IF_ADDREF(mListener);
mParseMode=aContext.mParseMode;
mAutoDetectStatus=aContext.mAutoDetectStatus;
mTransferBuffer=aContext.mTransferBuffer;
mDTD=aContext.mDTD;
NS_IF_ADDREF(mDTD);
mTransferBufferSize=eTransferBufferSize;
mParserEnabled=aContext.mParserEnabled;
mStreamListenerState=aContext.mStreamListenerState;
mMultipart=aContext.mMultipart;
mContextType=aContext.mContextType;
mCopyUnused;
mRefCount=2;
}
/**
* Destructor for parser context
@ -66,11 +108,14 @@ CParserContext::~CParserContext(){
MOZ_COUNT_DTOR(CParserContext);
mRefCount--;
if(0==mRefCount) {
if(mScanner)
delete mScanner;
if(mTransferBuffer)
delete [] mTransferBuffer;
}
NS_IF_RELEASE(mDTD);

5
htmlparser/src/CParserContext.h
View File

@ -52,8 +52,12 @@ public:
CParserContext( nsScanner* aScanner,
void* aKey=0,
nsIStreamObserver* aListener=0,
nsIDTD *aDTD=0,
eAutoDetectResult aStatus=eUnknownDetect,
PRBool aCopyUnused=PR_FALSE);
CParserContext( const CParserContext& aContext);
~CParserContext();
@ -64,6 +68,7 @@ public:
PRBool mMultipart;
eContextType mContextType;
eAutoDetectResult mAutoDetectStatus;
PRInt32 mRefCount;
nsString mSourceType;

45
htmlparser/src/nsParser.cpp
View File

@ -810,6 +810,9 @@ nsresult nsParser::EnableParser(PRBool aState){
if(mParserContext) {
mParserContext->mParserEnabled=aState;
if(aState) {
//printf(" Re-enable parser\n");
result=ResumeParse();
if(result!=NS_OK)
result=mInternalState;
@ -926,7 +929,8 @@ nsresult nsParser::Parse(nsIInputStream& aStream,PRBool aVerifyEnabled, void* aK
* @param aContentType tells us what type of content to expect in the given string
* @return error code -- 0 if ok, non-zero if error.
*/
nsresult nsParser::Parse(const nsString& aSourceBuffer,void* aKey,const nsString& aContentType,PRBool aVerifyEnabled,PRBool aLastCall,eParseMode aMode){
nsresult nsParser::Parse(const nsString& aSourceBuffer,void* aKey,const nsString&
aContentType,PRBool aVerifyEnabled,PRBool aLastCall,eParseMode aMode){
//NOTE: Make sure that updates to this method don't cause
// bug #2361 to break again!
@ -941,6 +945,7 @@ nsresult nsParser::Parse(const nsString& aSourceBuffer,void* aKey,const nsString
// Maintain a reference to ourselves so we don't go away
// till we're completely done.
NS_ADDREF(me);
if(aSourceBuffer.Length() || mUnusedInput.Length()) {
mDTDVerification=aVerifyEnabled;
CParserContext* pc=0;
@ -949,7 +954,19 @@ nsresult nsParser::Parse(const nsString& aSourceBuffer,void* aKey,const nsString
//only make a new context if we dont have one, OR if we do, but has a different context key...
nsScanner* theScanner=new nsScanner(mUnusedInput,mCharset,mCharsetSource);
pc=new CParserContext(theScanner,aKey, 0, aLastCall);
nsIDTD *theDTD=0;
eAutoDetectResult theStatus=eUnknownDetect;
if(mParserContext && (mParserContext->mSourceType==aContentType)) {
theDTD=mParserContext->mDTD;
theStatus=mParserContext->mAutoDetectStatus;
//added this to fix bug 32022.
}
pc=new CParserContext(theScanner,aKey, 0,theDTD,theStatus,aLastCall);
if(pc && theScanner) {
PushContext(*pc);
@ -962,21 +979,21 @@ nsresult nsParser::Parse(const nsString& aSourceBuffer,void* aKey,const nsString
pc->mContextType=CParserContext::eCTString;
pc->mSourceType=aContentType;
mUnusedInput.Truncate(0);
//printf("Parse(string) iterate: %i",PR_FALSE);
pc->mScanner->Append(aSourceBuffer);
result=ResumeParse(PR_FALSE);
}
else {
NS_RELEASE(me);
return NS_ERROR_OUT_OF_MEMORY;
}
}
else {
pc=mParserContext;
pc->mScanner->Append(mUnusedInput);
mParserContext->mScanner->Append(aSourceBuffer);
}
pc->mScanner->Append(aSourceBuffer);
result=ResumeParse(PR_FALSE);
}//if
NS_RELEASE(me);
return result;
@ -1119,6 +1136,9 @@ nsresult nsParser::ParseFragment(const nsString& aSourceBuffer,void* aKey,nsITag
*/
nsresult nsParser::ResumeParse(PRBool allowIteration, PRBool aIsFinalChunk) {
//printf(" Resume %i, prev-context: %p\n",allowIteration,mParserContext->mPrevContext);
nsresult result=NS_OK;
if(mParserContext->mParserEnabled && mInternalState!=NS_ERROR_HTMLPARSER_STOPPARSING) {
@ -1131,10 +1151,11 @@ nsresult nsParser::ResumeParse(PRBool allowIteration, PRBool aIsFinalChunk) {
if(mParserContext->mDTD) {
mParserContext->mDTD->WillResumeParse();
PRBool theIterationIsOk=(allowIteration||(!mParserContext->mPrevContext));
while((result==NS_OK) && (theIterationIsOk)) {
PRBool theFirstTime=PR_TRUE;
PRBool theIterationIsOk=(allowIteration || (!mParserContext->mPrevContext));
while((result==NS_OK) && (theFirstTime || theIterationIsOk)) {
theFirstTime=PR_FALSE;
if(mUnusedInput.Length()>0) {
if(mParserContext->mScanner) {
// -- Ref: Bug# 22485 --

51
parser/htmlparser/src/CParserContext.cpp
View File

@ -25,6 +25,7 @@
#include "nsToken.h"
MOZ_DECL_CTOR_COUNTER(CParserContext);
/**
* Your friendly little constructor. Ok, it's not the friendly, but the only guy
* using it is the parser.
@ -33,7 +34,12 @@ MOZ_DECL_CTOR_COUNTER(CParserContext);
* @param aKey
* @param aListener
*/
CParserContext::CParserContext(nsScanner* aScanner,void* aKey,nsIStreamObserver* aListener,PRBool aCopyUnused) :
CParserContext::CParserContext(nsScanner* aScanner,
void *aKey,
nsIStreamObserver* aListener,
nsIDTD *aDTD,
eAutoDetectResult aStatus,
PRBool aCopyUnused) :
mSourceType()
//,mTokenDeque(gTokenDeallocator)
{
@ -45,9 +51,10 @@ CParserContext::CParserContext(nsScanner* aScanner,void* aKey,nsIStreamObserver*
mListener=aListener;
NS_IF_ADDREF(mListener);
mParseMode=eParseMode_unknown;
mAutoDetectStatus=eUnknownDetect;
mAutoDetectStatus=aStatus;
mTransferBuffer=0;
mDTD=0;
mDTD=aDTD;
NS_IF_ADDREF(mDTD);
mTransferBufferSize=eTransferBufferSize;
mParserEnabled=PR_TRUE;
mStreamListenerState=eNone;
@ -56,6 +63,41 @@ CParserContext::CParserContext(nsScanner* aScanner,void* aKey,nsIStreamObserver*
mCopyUnused=aCopyUnused;
}
/**
* Your friendly little constructor. Ok, it's not the friendly, but the only guy
* using it is the parser.
* @update gess7/23/98
* @param aScanner
* @param aKey
* @param aListener
*/
CParserContext::CParserContext(const CParserContext &aContext) :
mSourceType(aContext.mSourceType)
//,mTokenDeque(gTokenDeallocator)
{
MOZ_COUNT_CTOR(CParserContext);
mScanner=aContext.mScanner;
mKey=aContext.mKey;
mPrevContext=0;
mListener=aContext.mListener;
NS_IF_ADDREF(mListener);
mParseMode=aContext.mParseMode;
mAutoDetectStatus=aContext.mAutoDetectStatus;
mTransferBuffer=aContext.mTransferBuffer;
mDTD=aContext.mDTD;
NS_IF_ADDREF(mDTD);
mTransferBufferSize=eTransferBufferSize;
mParserEnabled=aContext.mParserEnabled;
mStreamListenerState=aContext.mStreamListenerState;
mMultipart=aContext.mMultipart;
mContextType=aContext.mContextType;
mCopyUnused;
mRefCount=2;
}
/**
* Destructor for parser context
@ -66,11 +108,14 @@ CParserContext::~CParserContext(){
MOZ_COUNT_DTOR(CParserContext);
mRefCount--;
if(0==mRefCount) {
if(mScanner)
delete mScanner;
if(mTransferBuffer)
delete [] mTransferBuffer;
}
NS_IF_RELEASE(mDTD);

5
parser/htmlparser/src/CParserContext.h
View File

@ -52,8 +52,12 @@ public:
CParserContext( nsScanner* aScanner,
void* aKey=0,
nsIStreamObserver* aListener=0,
nsIDTD *aDTD=0,
eAutoDetectResult aStatus=eUnknownDetect,
PRBool aCopyUnused=PR_FALSE);
CParserContext( const CParserContext& aContext);
~CParserContext();
@ -64,6 +68,7 @@ public:
PRBool mMultipart;
eContextType mContextType;
eAutoDetectResult mAutoDetectStatus;
PRInt32 mRefCount;
nsString mSourceType;

45
parser/htmlparser/src/nsParser.cpp
View File

@ -810,6 +810,9 @@ nsresult nsParser::EnableParser(PRBool aState){
if(mParserContext) {
mParserContext->mParserEnabled=aState;
if(aState) {
//printf(" Re-enable parser\n");
result=ResumeParse();
if(result!=NS_OK)
result=mInternalState;
@ -926,7 +929,8 @@ nsresult nsParser::Parse(nsIInputStream& aStream,PRBool aVerifyEnabled, void* aK
* @param aContentType tells us what type of content to expect in the given string
* @return error code -- 0 if ok, non-zero if error.
*/
nsresult nsParser::Parse(const nsString& aSourceBuffer,void* aKey,const nsString& aContentType,PRBool aVerifyEnabled,PRBool aLastCall,eParseMode aMode){
nsresult nsParser::Parse(const nsString& aSourceBuffer,void* aKey,const nsString&
aContentType,PRBool aVerifyEnabled,PRBool aLastCall,eParseMode aMode){
//NOTE: Make sure that updates to this method don't cause
// bug #2361 to break again!
@ -941,6 +945,7 @@ nsresult nsParser::Parse(const nsString& aSourceBuffer,void* aKey,const nsString
// Maintain a reference to ourselves so we don't go away
// till we're completely done.
NS_ADDREF(me);
if(aSourceBuffer.Length() || mUnusedInput.Length()) {
mDTDVerification=aVerifyEnabled;
CParserContext* pc=0;
@ -949,7 +954,19 @@ nsresult nsParser::Parse(const nsString& aSourceBuffer,void* aKey,const nsString
//only make a new context if we dont have one, OR if we do, but has a different context key...
nsScanner* theScanner=new nsScanner(mUnusedInput,mCharset,mCharsetSource);
pc=new CParserContext(theScanner,aKey, 0, aLastCall);
nsIDTD *theDTD=0;
eAutoDetectResult theStatus=eUnknownDetect;
if(mParserContext && (mParserContext->mSourceType==aContentType)) {
theDTD=mParserContext->mDTD;
theStatus=mParserContext->mAutoDetectStatus;
//added this to fix bug 32022.
}
pc=new CParserContext(theScanner,aKey, 0,theDTD,theStatus,aLastCall);
if(pc && theScanner) {
PushContext(*pc);
@ -962,21 +979,21 @@ nsresult nsParser::Parse(const nsString& aSourceBuffer,void* aKey,const nsString
pc->mContextType=CParserContext::eCTString;
pc->mSourceType=aContentType;
mUnusedInput.Truncate(0);
//printf("Parse(string) iterate: %i",PR_FALSE);
pc->mScanner->Append(aSourceBuffer);
result=ResumeParse(PR_FALSE);
}
else {
NS_RELEASE(me);
return NS_ERROR_OUT_OF_MEMORY;
}
}
else {
pc=mParserContext;
pc->mScanner->Append(mUnusedInput);
mParserContext->mScanner->Append(aSourceBuffer);
}
pc->mScanner->Append(aSourceBuffer);
result=ResumeParse(PR_FALSE);
}//if
NS_RELEASE(me);
return result;
@ -1119,6 +1136,9 @@ nsresult nsParser::ParseFragment(const nsString& aSourceBuffer,void* aKey,nsITag
*/
nsresult nsParser::ResumeParse(PRBool allowIteration, PRBool aIsFinalChunk) {
//printf(" Resume %i, prev-context: %p\n",allowIteration,mParserContext->mPrevContext);
nsresult result=NS_OK;
if(mParserContext->mParserEnabled && mInternalState!=NS_ERROR_HTMLPARSER_STOPPARSING) {
@ -1131,10 +1151,11 @@ nsresult nsParser::ResumeParse(PRBool allowIteration, PRBool aIsFinalChunk) {
if(mParserContext->mDTD) {
mParserContext->mDTD->WillResumeParse();
PRBool theIterationIsOk=(allowIteration||(!mParserContext->mPrevContext));
while((result==NS_OK) && (theIterationIsOk)) {
PRBool theFirstTime=PR_TRUE;
PRBool theIterationIsOk=(allowIteration || (!mParserContext->mPrevContext));
while((result==NS_OK) && (theFirstTime || theIterationIsOk)) {
theFirstTime=PR_FALSE;
if(mUnusedInput.Length()>0) {
if(mParserContext->mScanner) {
// -- Ref: Bug# 22485 --